Global Patent Index - EP 1570990 A1

EP 1570990 A1 20050907 - Ink-jet printing unit having plate-stacked type printing head and method of producing the same

Title (en)

Ink-jet printing unit having plate-stacked type printing head and method of producing the same

Title (de)

Tintenstrahldruckgerät mit Plattenstapelstruktur-druckkopf und Verfahren zu dessen Herstellen

Title (fr)

Unité d'impression comprenant une tête d'impression du genre à plaques empileés et méthode de production correspondante

Publication

EP 1570990 A1 20050907 (EN)

Application

EP 05004348 A 20050228

Priority

JP 2004060305 A 20040304

Abstract (en)

An ink-jet printing unit (1) for an ink-jet printing apparatus (100), comprising: an ink-jet printing head (11) including a nozzle plate (61) having a multiplicity of nozzle holes (16a-16d) which are arranged in at least one row and from which ink is ejected, and a plurality of intermediate plates (62-68) which are superposed on the nozzle plate and which provide ink passages communicating with the nozzle holes; and a head holder (12) which holds the ink-jet printing head, the ink-jet printing unit being characterized in that the ink-jet printing head has, on an outer side surface thereof, a plurality of reference portions (62a, 62b, 62c) on the basis of which the ink-jet printing head is positioned relative to the head holder in fixing the ink-jet printing head to the head holder. <IMAGE>

IPC 1-7

B41J 2/14

IPC 8 full level

B41J 2/055 (2006.01); B41J 2/045 (2006.01); B41J 2/14 (2006.01); B41J 2/16 (2006.01)

CPC (source: EP US)

B41J 2/14201 (2013.01 - EP US); B41J 2002/14362 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1570990 A1 20050907; EP 1570990 B1 20080910; AT 407807 T 20080915; DE 602005009592 D1 20081023; JP 2005246779 A 20050915; JP 4539123 B2 20100908; US 2005195249 A1 20050908; US 7452060 B2 20081118

DOCDB simple family (application)

EP 05004348 A 20050228; AT 05004348 T 20050228; DE 602005009592 T 20050228; JP 2004060305 A 20040304; US 6187305 A 20050222